python matplotlib從檔案中讀取資料繪製折線圖
阿新 • • 發佈:2019-02-01
說明:從檔案中讀取資料,繪製直線圖
結果:#coding:utf-8 import matplotlib.pyplot as plt import matplotlib as mpl import numpy as np from matplotlib.font_manager import FontProperties import matplotlib as mpl mpl.rcParams['font.family'] = 'sans-serif' mpl.rcParams['font.sans-serif'] = 'NSimSun,Times New Roman' x, y = np.loadtxt('難度30.txt', delimiter=',', unpack=True) plt.plot(x,y,label='難度值為30',color='black') plt.plot(x,y,'o',color='black') plt.xlabel('XXXX') plt.ylabel('XXXX') plt.title(u'XXXXXX') plt.legend() plt.show()